using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Net;using System.IO;using SendNote;namespace NetworkRelay//此命名空间关于网络继电器{class NetworkRelayControl//网络继电器控制类{/* static void Main(string[] args){string resultControl = "relay4=off&relay8=off";while(resultControl!="$"){resultControl = Console.ReadLine();HttpStatusCode stat = postHttpCMD("admin", "12345678", "192.168.1.166", resultControl, 2000);//发送控制命令string result=getHttpStat("admin", "12345678", "192.168.1.166", 2000);//读取控制状态string[] Resultsplite= result.Split(new char[] { ‘&‘ });//状态拆分for (int i = 0; i < Resultsplite.Length; i++){Console.WriteLine(Resultsplite[i]);} }}* */#region 采用post方法发送命令控制网络继电器public static HttpStatusCode postHttpCMD(string username, string pswd, string ip, string postDataStr,int timeout){HttpStatusCode result=HttpStatusCode.ExpectationFailed;/*username为用户名* pswd为密码* url为post请求地址* postDataStr为发送数据"relay1=on&relay2=off&relay3=on&relay4=off&relay5=on&relay6=on&relay7=off&relay8=on"表示继电器1：8的开关状态* MsgEncode为字节编码*timeout为http超时时间*return 返回状态代码*/if (string.IsNullOrEmpty(ip)){LogHelper.WriteLog(typeof(NetworkRelayControl), "请求数据异常"+"时间" + DateTime.Now.ToString());throw new ArgumentNullException("Url");}try{string Url = "http://" + ip + "/relay.cgi";//访问继电器的URLLogHelper.WriteLogInfo(typeof(NetworkRelayControl), "访问地址为" + Url +"时间"+ DateTime.Now.ToString());HttpWebRequest request = (HttpWebRequest)WebRequest.Create(Url);//创建url连接request.PreAuthenticate = true;NetworkCredential net = new NetworkCredential(username, pswd);//添加用户名与密码request.Credentials = net;byte[] data =http://www.mamicode.com/ Encoding.UTF8.GetBytes(postDataStr);request.Method = "POST";//设置请求方法request.ContentType = "application/x-www-form-urlencoded";//请求格式request.Timeout = timeout;//设置超时时间Stream reqStream = request.GetRequestStream();reqStream.Write(data, 0, data.Length);//把数据写入请求的数据流HttpWebResponse response = (HttpWebResponse)request.GetResponse();//获取请求返回对象reqStream.Close();//关闭请求的输入流result = response.StatusCode;LogHelper.WriteLogInfo(typeof(NetworkRelayControl), "服务器状态代码为" + result + "时间" + DateTime.Now.ToString());request.Abort();//释放请求资源}catch (HttpListenerException e){LogHelper.WriteLog(typeof(NetworkRelayControl), "Http异常,异常信息为" + e.Message + "时间" + DateTime.Now.ToString());}catch (UriFormatException e){LogHelper.WriteLog(typeof(NetworkRelayControl), "Uri异常,异常信息为" + e.Message + "时间" + DateTime.Now.ToString());}catch (Exception e){LogHelper.WriteLog(typeof(NetworkRelayControl), "请求异常,异常信息为" + e.Message + "时间" + DateTime.Now.ToString());}return result;}#endregion#region 采用GET方法获取网络继电器的状态public static string getHttpStat(string username,string pswd,string ip,int timeout)//使用get方法获取继电器的相关状态{/**username为用户名 * pswd 为用户密码* ip 为ip地址* return 字符串 relay1....8=on/off*/string result = String.Empty;string url = "http://"+ip +"/relaystat.cgi";LogHelper.WriteLogInfo(typeof(NetworkRelayControl), "访问地址为" + url + "时间" + DateTime.Now.ToString());try{HttpWebRequest request = (HttpWebRequest)WebRequest.Create(url);//创建url连接request.PreAuthenticate = true;NetworkCredential net = new NetworkCredential(username, pswd);//添加用户名与密码request.Credentials = net;request.ContentType = "text/html;charset=UTF-8";//请求类型request.Method = "GET";//请求方法request.Timeout = timeout;//设置请求超时时间HttpWebResponse response = (HttpWebResponse)request.GetResponse();//获取返回对象if(response.StatusCode.Equals(HttpStatusCode.OK)){StreamReader reader = new StreamReader(response.GetResponseStream(), Encoding.GetEncoding("utf-8"));result = reader.ReadToEnd();//读取返回的数据reader.Close();//关闭流}request.Abort();//释放请求资源}catch(Exception e){LogHelper.WriteLog(typeof(NetworkRelayControl),"GET方法发生异常,异常信息为" + e.Message + " 时间：" + DateTime.Now.ToString());}return result;}#endregion}}